@Override
  protected OAuthClientCredential readData(JdbcStatement chStmt) {
    final long clientId = chStmt.getLong("client_id");
    final long applicationId = chStmt.getLong("application_id");
    final long subjectId = chStmt.getLong("subject_id");

    final String clientKey = chStmt.getString("client_key");
    final String clientSecret = chStmt.getString("client_secret");
    final String clientCert = chStmt.getString("client_cert");

    List<String> certs = fromCertString(clientCert);
    return newCredential(clientId, applicationId, subjectId, clientKey, clientSecret, certs);
  }